Question

consider two simple pendulums A and B. Wire of A is
made of material X and that of B is made of material Y .At
room temperature, their length ratio is 1:2. Ratio of thermal
coefficients of linear expansion of the materials is 2 : 3. Both
pendulums are heated from room temperature to same higher
temperature. Ratio of changes in their time period is​

Answer 1

Answer:

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